?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Total+Antioxidant+Activity+in+Normal+Pregnancy&rft.creator=Adiga%2C+US&rft.creator=Adiga%2C+MNS&rft.subject=Online+Journal+of+Health+and+Allied+Sciences&rft.description=Objective%3A+Pregnancy+is+a+state%2C+which+is+more+prone+for+oxidative+stress.+Various+studies+report+development+of+a+strong+defence+mechanisms+against+free+radical+damage%2C+as+the+pregnancy+progresses.+Aim+of+our+study+is+to+assess+the+antioxidant+status+by+measuring+the+total+antioxidant+activity.+Methods%3A+Total+antioxidant+activity+was+assayed+by+Koracevic%E2%80%99+et+al%E2%80%99s+method%2C+with+the+plasma+of+twenty+five++pregnant+women+(with+normal+blood+pressure)+as+test+group+and+twenty+five+age+matched+non-pregnant+women+as+control+group.+All+complicated+pregnancies+are+excluded+from+the+study.+Results%3A+Highly+significant+decline+(P%3C+0.001)+in+antioxidant+activity+was+observed+in+pregnant+women+with+a+value+of+1.40+%C2%B1+0.25mmol%2Fl%2C+as+compared+to+controls%2C+1.63+%C2%B1+0.21+mmol%2Fl.+Conclusion%3A+Reduction+in+total+antioxidant+activity+could+be+due+to+the+fall+in+individual+antioxidant+levels.+But+several+studies+report+an+elevated+enzymatic+and+non-enzymatic+antioxidants+during+pregnancy.+Any+way+total+antioxidant+activity+is+not+a+simple+sum+of+individual+antioxidants%2C+but+the+dynamic+equilibrium+%26+cooperation+between+them.+So+inspite+the+rise+in+individual+antioxidants+%2C+total+antioxidant+activity+may+be+low.+Further+studies+need+to+be+done+with+antioxidant+activity+as+a+marker+of+complicated+pregnancies+like+pregnancy+induced+hypertension.&rft.publisher=Kakkilaya+BS&rft.contributor=Kakkilaya%2C+Dr.+Srinivas&rft.date=2009-09-08&rft.type=Journal+(On-line%2FUnpaginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6674%2F1%2F2009-2-8.pdf&rft.identifier=++Adiga%2C+US+and+Adiga%2C+MNS++(2009)+Total+Antioxidant+Activity+in+Normal+Pregnancy.++%5BJournal+(On-line%2FUnpaginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F6674%2F